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<pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
<span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
<span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * (C) Copyright 2000-2013, by Object Refinery Limited and Contributors.<a name="line.5"></a>
<span class="sourceLineNo">006</span> *<a name="line.6"></a>
<span class="sourceLineNo">007</span> * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
<span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
<span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
<span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
<span class="sourceLineNo">013</span> *<a name="line.13"></a>
<span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
<span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
<span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
<span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
<span class="sourceLineNo">018</span> *<a name="line.18"></a>
<span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
<span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
<span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
<span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
<span class="sourceLineNo">023</span> *<a name="line.23"></a>
<span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates.<a name="line.24"></a>
<span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
<span class="sourceLineNo">026</span> *<a name="line.26"></a>
<span class="sourceLineNo">027</span> * ------------------------<a name="line.27"></a>
<span class="sourceLineNo">028</span> * CombinedRangeXYPlot.java<a name="line.28"></a>
<span class="sourceLineNo">029</span> * ------------------------<a name="line.29"></a>
<span class="sourceLineNo">030</span> * (C) Copyright 2001-2012, by Bill Kelemen and Contributors.<a name="line.30"></a>
<span class="sourceLineNo">031</span> *<a name="line.31"></a>
<span class="sourceLineNo">032</span> * Original Author:  Bill Kelemen;<a name="line.32"></a>
<span class="sourceLineNo">033</span> * Contributor(s):   David Gilbert (for Object Refinery Limited);<a name="line.33"></a>
<span class="sourceLineNo">034</span> *                   Anthony Boulestreau;<a name="line.34"></a>
<span class="sourceLineNo">035</span> *                   David Basten;<a name="line.35"></a>
<span class="sourceLineNo">036</span> *                   Kevin Frechette (for ISTI);<a name="line.36"></a>
<span class="sourceLineNo">037</span> *                   Arnaud Lelievre;<a name="line.37"></a>
<span class="sourceLineNo">038</span> *                   Nicolas Brodu;<a name="line.38"></a>
<span class="sourceLineNo">039</span> *                   Petr Kubanek (bug 1606205);<a name="line.39"></a>
<span class="sourceLineNo">040</span> *<a name="line.40"></a>
<span class="sourceLineNo">041</span> * Changes:<a name="line.41"></a>
<span class="sourceLineNo">042</span> * --------<a name="line.42"></a>
<span class="sourceLineNo">043</span> * 06-Dec-2001 : Version 1 (BK);<a name="line.43"></a>
<span class="sourceLineNo">044</span> * 12-Dec-2001 : Removed unnecessary 'throws' clause from constructor (DG);<a name="line.44"></a>
<span class="sourceLineNo">045</span> * 18-Dec-2001 : Added plotArea attribute and get/set methods (BK);<a name="line.45"></a>
<span class="sourceLineNo">046</span> * 22-Dec-2001 : Fixed bug in chartChanged with multiple combinations of<a name="line.46"></a>
<span class="sourceLineNo">047</span> *               CombinedPlots (BK);<a name="line.47"></a>
<span class="sourceLineNo">048</span> * 08-Jan-2002 : Moved to new package com.jrefinery.chart.combination (DG);<a name="line.48"></a>
<span class="sourceLineNo">049</span> * 25-Feb-2002 : Updated import statements (DG);<a name="line.49"></a>
<span class="sourceLineNo">050</span> * 28-Feb-2002 : Readded "this.plotArea = plotArea" that was deleted from<a name="line.50"></a>
<span class="sourceLineNo">051</span> *               draw() method (BK);<a name="line.51"></a>
<span class="sourceLineNo">052</span> * 26-Mar-2002 : Added an empty zoom method (this method needs to be written<a name="line.52"></a>
<span class="sourceLineNo">053</span> *               so that combined plots will support zooming (DG);<a name="line.53"></a>
<span class="sourceLineNo">054</span> * 29-Mar-2002 : Changed the method createCombinedAxis adding the creation of<a name="line.54"></a>
<span class="sourceLineNo">055</span> *               OverlaidSymbolicAxis and CombinedSymbolicAxis(AB);<a name="line.55"></a>
<span class="sourceLineNo">056</span> * 23-Apr-2002 : Renamed CombinedPlot--&gt;MultiXYPlot, and simplified the<a name="line.56"></a>
<span class="sourceLineNo">057</span> *               structure (DG);<a name="line.57"></a>
<span class="sourceLineNo">058</span> * 23-May-2002 : Renamed (again) MultiXYPlot--&gt;CombinedXYPlot (DG);<a name="line.58"></a>
<span class="sourceLineNo">059</span> * 19-Jun-2002 : Added get/setGap() methods suggested by David Basten (DG);<a name="line.59"></a>
<span class="sourceLineNo">060</span> * 25-Jun-2002 : Removed redundant imports (DG);<a name="line.60"></a>
<span class="sourceLineNo">061</span> * 16-Jul-2002 : Draws shared axis after subplots (to fix missing gridlines),<a name="line.61"></a>
<span class="sourceLineNo">062</span> *               added overrides of 'setSeriesPaint()' and 'setXYItemRenderer()'<a name="line.62"></a>
<span class="sourceLineNo">063</span> *               that pass changes down to subplots (KF);<a name="line.63"></a>
<span class="sourceLineNo">064</span> * 09-Oct-2002 : Added add(XYPlot) method (DG);<a name="line.64"></a>
<span class="sourceLineNo">065</span> * 26-Mar-2003 : Implemented Serializable (DG);<a name="line.65"></a>
<span class="sourceLineNo">066</span> * 16-May-2003 : Renamed CombinedXYPlot --&gt; CombinedRangeXYPlot (DG);<a name="line.66"></a>
<span class="sourceLineNo">067</span> * 26-Jun-2003 : Fixed bug 755547 (DG);<a name="line.67"></a>
<span class="sourceLineNo">068</span> * 16-Jul-2003 : Removed getSubPlots() method (duplicate of getSubplots()) (DG);<a name="line.68"></a>
<span class="sourceLineNo">069</span> * 08-Aug-2003 : Adjusted totalWeight in remove() method (DG);<a name="line.69"></a>
<span class="sourceLineNo">070</span> * 21-Aug-2003 : Implemented Cloneable (DG);<a name="line.70"></a>
<span class="sourceLineNo">071</span> * 08-Sep-2003 : Added internationalization via use of properties<a name="line.71"></a>
<span class="sourceLineNo">072</span> *               resourceBundle (RFE 690236) (AL);<a name="line.72"></a>
<span class="sourceLineNo">073</span> * 11-Sep-2003 : Fix cloning support (subplots) (NB);<a name="line.73"></a>
<span class="sourceLineNo">074</span> * 15-Sep-2003 : Fixed error in cloning (DG);<a name="line.74"></a>
<span class="sourceLineNo">075</span> * 16-Sep-2003 : Changed ChartRenderingInfo --&gt; PlotRenderingInfo (DG);<a name="line.75"></a>
<span class="sourceLineNo">076</span> * 17-Sep-2003 : Updated handling of 'clicks' (DG);<a name="line.76"></a>
<span class="sourceLineNo">077</span> * 12-Nov-2004 : Implements the new Zoomable interface (DG);<a name="line.77"></a>
<span class="sourceLineNo">078</span> * 25-Nov-2004 : Small update to clone() implementation (DG);<a name="line.78"></a>
<span class="sourceLineNo">079</span> * 21-Feb-2005 : The getLegendItems() method now returns the fixed legend<a name="line.79"></a>
<span class="sourceLineNo">080</span> *               items if set (DG);<a name="line.80"></a>
<span class="sourceLineNo">081</span> * 05-May-2005 : Removed unused draw() method (DG);<a name="line.81"></a>
<span class="sourceLineNo">082</span> * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.82"></a>
<span class="sourceLineNo">083</span> * 13-Sep-2006 : Updated API docs (DG);<a name="line.83"></a>
<span class="sourceLineNo">084</span> * 06-Feb-2007 : Fixed bug 1606205, draw shared axis after subplots (DG);<a name="line.84"></a>
<span class="sourceLineNo">085</span> * 23-Mar-2007 : Reverted previous patch (DG);<a name="line.85"></a>
<span class="sourceLineNo">086</span> * 17-Apr-2007 : Added null argument checks to findSubplot() (DG);<a name="line.86"></a>
<span class="sourceLineNo">087</span> * 18-Jul-2007 : Fixed bug in removeSubplot (DG);<a name="line.87"></a>
<span class="sourceLineNo">088</span> * 27-Nov-2007 : Modified setFixedDomainAxisSpaceForSubplots() so as not to<a name="line.88"></a>
<span class="sourceLineNo">089</span> *               trigger change events in subplots (DG);<a name="line.89"></a>
<span class="sourceLineNo">090</span> * 27-Mar-2008 : Add documentation for getDataRange() method (DG);<a name="line.90"></a>
<span class="sourceLineNo">091</span> * 31-Mar-2008 : Updated getSubplots() to return EMPTY_LIST for null<a name="line.91"></a>
<span class="sourceLineNo">092</span> *               subplots, as suggested by Richard West (DG);<a name="line.92"></a>
<span class="sourceLineNo">093</span> * 28-Apr-2008 : Fixed zooming problem (see bug 1950037) (DG);<a name="line.93"></a>
<span class="sourceLineNo">094</span> * 11-Aug-2008 : Don't store totalWeight of subplots, calculate it as<a name="line.94"></a>
<span class="sourceLineNo">095</span> *               required (DG);<a name="line.95"></a>
<span class="sourceLineNo">096</span> * 21-Dec-2011 : Apply patch 3447161 by Ulrich Voigt and Martin Hoeller (MH);<a name="line.96"></a>
<span class="sourceLineNo">097</span> *<a name="line.97"></a>
<span class="sourceLineNo">098</span> */<a name="line.98"></a>
<span class="sourceLineNo">099</span><a name="line.99"></a>
<span class="sourceLineNo">100</span>package org.jfree.chart.plot;<a name="line.100"></a>
<span class="sourceLineNo">101</span><a name="line.101"></a>
<span class="sourceLineNo">102</span>import java.awt.Graphics2D;<a name="line.102"></a>
<span class="sourceLineNo">103</span>import java.awt.geom.Point2D;<a name="line.103"></a>
<span class="sourceLineNo">104</span>import java.awt.geom.Rectangle2D;<a name="line.104"></a>
<span class="sourceLineNo">105</span>import java.util.Collections;<a name="line.105"></a>
<span class="sourceLineNo">106</span>import java.util.Iterator;<a name="line.106"></a>
<span class="sourceLineNo">107</span>import java.util.List;<a name="line.107"></a>
<span class="sourceLineNo">108</span><a name="line.108"></a>
<span class="sourceLineNo">109</span>import org.jfree.chart.LegendItemCollection;<a name="line.109"></a>
<span class="sourceLineNo">110</span>import org.jfree.chart.axis.AxisSpace;<a name="line.110"></a>
<span class="sourceLineNo">111</span>import org.jfree.chart.axis.AxisState;<a name="line.111"></a>
<span class="sourceLineNo">112</span>import org.jfree.chart.axis.NumberAxis;<a name="line.112"></a>
<span class="sourceLineNo">113</span>import org.jfree.chart.axis.ValueAxis;<a name="line.113"></a>
<span class="sourceLineNo">114</span>import org.jfree.chart.event.PlotChangeEvent;<a name="line.114"></a>
<span class="sourceLineNo">115</span>import org.jfree.chart.event.PlotChangeListener;<a name="line.115"></a>
<span class="sourceLineNo">116</span>import org.jfree.chart.renderer.xy.XYItemRenderer;<a name="line.116"></a>
<span class="sourceLineNo">117</span>import org.jfree.chart.util.ParamChecks;<a name="line.117"></a>
<span class="sourceLineNo">118</span>import org.jfree.chart.util.ShadowGenerator;<a name="line.118"></a>
<span class="sourceLineNo">119</span>import org.jfree.data.Range;<a name="line.119"></a>
<span class="sourceLineNo">120</span>import org.jfree.ui.RectangleEdge;<a name="line.120"></a>
<span class="sourceLineNo">121</span>import org.jfree.ui.RectangleInsets;<a name="line.121"></a>
<span class="sourceLineNo">122</span>import org.jfree.util.ObjectUtilities;<a name="line.122"></a>
<span class="sourceLineNo">123</span><a name="line.123"></a>
<span class="sourceLineNo">124</span>/**<a name="line.124"></a>
<span class="sourceLineNo">125</span> * An extension of {@link XYPlot} that contains multiple subplots that share a<a name="line.125"></a>
<span class="sourceLineNo">126</span> * common range axis.<a name="line.126"></a>
<span class="sourceLineNo">127</span> */<a name="line.127"></a>
<span class="sourceLineNo">128</span>public class CombinedRangeXYPlot extends XYPlot<a name="line.128"></a>
<span class="sourceLineNo">129</span>        implements PlotChangeListener {<a name="line.129"></a>
<span class="sourceLineNo">130</span><a name="line.130"></a>
<span class="sourceLineNo">131</span>    /** For serialization. */<a name="line.131"></a>
<span class="sourceLineNo">132</span>    private static final long serialVersionUID = -5177814085082031168L;<a name="line.132"></a>
<span class="sourceLineNo">133</span><a name="line.133"></a>
<span class="sourceLineNo">134</span>    /** Storage for the subplot references. */<a name="line.134"></a>
<span class="sourceLineNo">135</span>    private List subplots;<a name="line.135"></a>
<span class="sourceLineNo">136</span><a name="line.136"></a>
<span class="sourceLineNo">137</span>    /** The gap between subplots. */<a name="line.137"></a>
<span class="sourceLineNo">138</span>    private double gap = 5.0;<a name="line.138"></a>
<span class="sourceLineNo">139</span><a name="line.139"></a>
<span class="sourceLineNo">140</span>    /** Temporary storage for the subplot areas. */<a name="line.140"></a>
<span class="sourceLineNo">141</span>    private transient Rectangle2D[] subplotAreas;<a name="line.141"></a>
<span class="sourceLineNo">142</span><a name="line.142"></a>
<span class="sourceLineNo">143</span>    /**<a name="line.143"></a>
<span class="sourceLineNo">144</span>     * Default constructor.<a name="line.144"></a>
<span class="sourceLineNo">145</span>     */<a name="line.145"></a>
<span class="sourceLineNo">146</span>    public CombinedRangeXYPlot() {<a name="line.146"></a>
<span class="sourceLineNo">147</span>        this(new NumberAxis());<a name="line.147"></a>
<span class="sourceLineNo">148</span>    }<a name="line.148"></a>
<span class="sourceLineNo">149</span><a name="line.149"></a>
<span class="sourceLineNo">150</span>    /**<a name="line.150"></a>
<span class="sourceLineNo">151</span>     * Creates a new plot.<a name="line.151"></a>
<span class="sourceLineNo">152</span>     *<a name="line.152"></a>
<span class="sourceLineNo">153</span>     * @param rangeAxis  the shared axis.<a name="line.153"></a>
<span class="sourceLineNo">154</span>     */<a name="line.154"></a>
<span class="sourceLineNo">155</span>    public CombinedRangeXYPlot(ValueAxis rangeAxis) {<a name="line.155"></a>
<span class="sourceLineNo">156</span><a name="line.156"></a>
<span class="sourceLineNo">157</span>        super(null, // no data in the parent plot<a name="line.157"></a>
<span class="sourceLineNo">158</span>              null,<a name="line.158"></a>
<span class="sourceLineNo">159</span>              rangeAxis,<a name="line.159"></a>
<span class="sourceLineNo">160</span>              null);<a name="line.160"></a>
<span class="sourceLineNo">161</span><a name="line.161"></a>
<span class="sourceLineNo">162</span>        this.subplots = new java.util.ArrayList();<a name="line.162"></a>
<span class="sourceLineNo">163</span><a name="line.163"></a>
<span class="sourceLineNo">164</span>    }<a name="line.164"></a>
<span class="sourceLineNo">165</span><a name="line.165"></a>
<span class="sourceLineNo">166</span>    /**<a name="line.166"></a>
<span class="sourceLineNo">167</span>     * Returns a string describing the type of plot.<a name="line.167"></a>
<span class="sourceLineNo">168</span>     *<a name="line.168"></a>
<span class="sourceLineNo">169</span>     * @return The type of plot.<a name="line.169"></a>
<span class="sourceLineNo">170</span>     */<a name="line.170"></a>
<span class="sourceLineNo">171</span>    @Override<a name="line.171"></a>
<span class="sourceLineNo">172</span>    public String getPlotType() {<a name="line.172"></a>
<span class="sourceLineNo">173</span>        return localizationResources.getString("Combined_Range_XYPlot");<a name="line.173"></a>
<span class="sourceLineNo">174</span>    }<a name="line.174"></a>
<span class="sourceLineNo">175</span><a name="line.175"></a>
<span class="sourceLineNo">176</span>    /**<a name="line.176"></a>
<span class="sourceLineNo">177</span>     * Returns the space between subplots.<a name="line.177"></a>
<span class="sourceLineNo">178</span>     *<a name="line.178"></a>
<span class="sourceLineNo">179</span>     * @return The gap.<a name="line.179"></a>
<span class="sourceLineNo">180</span>     *<a name="line.180"></a>
<span class="sourceLineNo">181</span>     * @see #setGap(double)<a name="line.181"></a>
<span class="sourceLineNo">182</span>     */<a name="line.182"></a>
<span class="sourceLineNo">183</span>    public double getGap() {<a name="line.183"></a>
<span class="sourceLineNo">184</span>        return this.gap;<a name="line.184"></a>
<span class="sourceLineNo">185</span>    }<a name="line.185"></a>
<span class="sourceLineNo">186</span><a name="line.186"></a>
<span class="sourceLineNo">187</span>    /**<a name="line.187"></a>
<span class="sourceLineNo">188</span>     * Sets the amount of space between subplots.<a name="line.188"></a>
<span class="sourceLineNo">189</span>     *<a name="line.189"></a>
<span class="sourceLineNo">190</span>     * @param gap  the gap between subplots.<a name="line.190"></a>
<span class="sourceLineNo">191</span>     *<a name="line.191"></a>
<span class="sourceLineNo">192</span>     * @see #getGap()<a name="line.192"></a>
<span class="sourceLineNo">193</span>     */<a name="line.193"></a>
<span class="sourceLineNo">194</span>    public void setGap(double gap) {<a name="line.194"></a>
<span class="sourceLineNo">195</span>        this.gap = gap;<a name="line.195"></a>
<span class="sourceLineNo">196</span>    }<a name="line.196"></a>
<span class="sourceLineNo">197</span><a name="line.197"></a>
<span class="sourceLineNo">198</span>    /**<a name="line.198"></a>
<span class="sourceLineNo">199</span>     * Adds a subplot, with a default 'weight' of 1.<a name="line.199"></a>
<span class="sourceLineNo">200</span>     * &lt;br&gt;&lt;br&gt;<a name="line.200"></a>
<span class="sourceLineNo">201</span>     * You must ensure that the subplot has a non-null domain axis.  The range<a name="line.201"></a>
<span class="sourceLineNo">202</span>     * axis for the subplot will be set to &lt;code&gt;null&lt;/code&gt;.<a name="line.202"></a>
<span class="sourceLineNo">203</span>     *<a name="line.203"></a>
<span class="sourceLineNo">204</span>     * @param subplot  the subplot.<a name="line.204"></a>
<span class="sourceLineNo">205</span>     */<a name="line.205"></a>
<span class="sourceLineNo">206</span>    public void add(XYPlot subplot) {<a name="line.206"></a>
<span class="sourceLineNo">207</span>        add(subplot, 1);<a name="line.207"></a>
<span class="sourceLineNo">208</span>    }<a name="line.208"></a>
<span class="sourceLineNo">209</span><a name="line.209"></a>
<span class="sourceLineNo">210</span>    /**<a name="line.210"></a>
<span class="sourceLineNo">211</span>     * Adds a subplot with a particular weight (greater than or equal to one).<a name="line.211"></a>
<span class="sourceLineNo">212</span>     * The weight determines how much space is allocated to the subplot<a name="line.212"></a>
<span class="sourceLineNo">213</span>     * relative to all the other subplots.<a name="line.213"></a>
<span class="sourceLineNo">214</span>     * &lt;br&gt;&lt;br&gt;<a name="line.214"></a>
<span class="sourceLineNo">215</span>     * You must ensure that the subplot has a non-null domain axis.  The range<a name="line.215"></a>
<span class="sourceLineNo">216</span>     * axis for the subplot will be set to &lt;code&gt;null&lt;/code&gt;.<a name="line.216"></a>
<span class="sourceLineNo">217</span>     *<a name="line.217"></a>
<span class="sourceLineNo">218</span>     * @param subplot  the subplot (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.218"></a>
<span class="sourceLineNo">219</span>     * @param weight  the weight (must be 1 or greater).<a name="line.219"></a>
<span class="sourceLineNo">220</span>     */<a name="line.220"></a>
<span class="sourceLineNo">221</span>    public void add(XYPlot subplot, int weight) {<a name="line.221"></a>
<span class="sourceLineNo">222</span>        ParamChecks.nullNotPermitted(subplot, "subplot");<a name="line.222"></a>
<span class="sourceLineNo">223</span>        if (weight &lt;= 0) {<a name="line.223"></a>
<span class="sourceLineNo">224</span>            String msg = "The 'weight' must be positive.";<a name="line.224"></a>
<span class="sourceLineNo">225</span>            throw new IllegalArgumentException(msg);<a name="line.225"></a>
<span class="sourceLineNo">226</span>        }<a name="line.226"></a>
<span class="sourceLineNo">227</span><a name="line.227"></a>
<span class="sourceLineNo">228</span>        // store the plot and its weight<a name="line.228"></a>
<span class="sourceLineNo">229</span>        subplot.setParent(this);<a name="line.229"></a>
<span class="sourceLineNo">230</span>        subplot.setWeight(weight);<a name="line.230"></a>
<span class="sourceLineNo">231</span>        subplot.setInsets(new RectangleInsets(0.0, 0.0, 0.0, 0.0));<a name="line.231"></a>
<span class="sourceLineNo">232</span>        subplot.setRangeAxis(null);<a name="line.232"></a>
<span class="sourceLineNo">233</span>        subplot.addChangeListener(this);<a name="line.233"></a>
<span class="sourceLineNo">234</span>        this.subplots.add(subplot);<a name="line.234"></a>
<span class="sourceLineNo">235</span>        configureRangeAxes();<a name="line.235"></a>
<span class="sourceLineNo">236</span>        fireChangeEvent();<a name="line.236"></a>
<span class="sourceLineNo">237</span><a name="line.237"></a>
<span class="sourceLineNo">238</span>    }<a name="line.238"></a>
<span class="sourceLineNo">239</span><a name="line.239"></a>
<span class="sourceLineNo">240</span>    /**<a name="line.240"></a>
<span class="sourceLineNo">241</span>     * Removes a subplot from the combined chart.<a name="line.241"></a>
<span class="sourceLineNo">242</span>     *<a name="line.242"></a>
<span class="sourceLineNo">243</span>     * @param subplot  the subplot (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.243"></a>
<span class="sourceLineNo">244</span>     */<a name="line.244"></a>
<span class="sourceLineNo">245</span>    public void remove(XYPlot subplot) {<a name="line.245"></a>
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<span class="sourceLineNo">247</span>        int position = -1;<a name="line.247"></a>
<span class="sourceLineNo">248</span>        int size = this.subplots.size();<a name="line.248"></a>
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<span class="sourceLineNo">266</span>     * Returns the list of subplots.  The returned list may be empty, but is<a name="line.266"></a>
<span class="sourceLineNo">267</span>     * never &lt;code&gt;null&lt;/code&gt;.<a name="line.267"></a>
<span class="sourceLineNo">268</span>     *<a name="line.268"></a>
<span class="sourceLineNo">269</span>     * @return An unmodifiable list of subplots.<a name="line.269"></a>
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<span class="sourceLineNo">285</span>     *<a name="line.285"></a>
<span class="sourceLineNo">286</span>     * @return The space required for the axes.<a name="line.286"></a>
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<span class="sourceLineNo">289</span>    protected AxisSpace calculateAxisSpace(Graphics2D g2,<a name="line.289"></a>
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<span class="sourceLineNo">292</span>        AxisSpace space = new AxisSpace();<a name="line.292"></a>
<span class="sourceLineNo">293</span>        PlotOrientation orientation = getOrientation();<a name="line.293"></a>
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<span class="sourceLineNo">295</span>        // work out the space required by the domain axis...<a name="line.295"></a>
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<span class="sourceLineNo">299</span>                space.setLeft(fixed.getLeft());<a name="line.299"></a>
<span class="sourceLineNo">300</span>                space.setRight(fixed.getRight());<a name="line.300"></a>
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<span class="sourceLineNo">303</span>                space.setTop(fixed.getTop());<a name="line.303"></a>
<span class="sourceLineNo">304</span>                space.setBottom(fixed.getBottom());<a name="line.304"></a>
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<span class="sourceLineNo">309</span>            RectangleEdge valueEdge = Plot.resolveRangeAxisLocation(<a name="line.309"></a>
<span class="sourceLineNo">310</span>                getRangeAxisLocation(), orientation<a name="line.310"></a>
<span class="sourceLineNo">311</span>            );<a name="line.311"></a>
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<span class="sourceLineNo">313</span>                space = valueAxis.reserveSpace(g2, this, plotArea, valueEdge,<a name="line.313"></a>
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<span class="sourceLineNo">318</span>        Rectangle2D adjustedPlotArea = space.shrink(plotArea, null);<a name="line.318"></a>
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<span class="sourceLineNo">320</span>        int n = this.subplots.size();<a name="line.320"></a>
<span class="sourceLineNo">321</span>        int totalWeight = 0;<a name="line.321"></a>
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<span class="sourceLineNo">330</span>        double x = adjustedPlotArea.getX();<a name="line.330"></a>
<span class="sourceLineNo">331</span>        double y = adjustedPlotArea.getY();<a name="line.331"></a>
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<span class="sourceLineNo">339</span><a name="line.339"></a>
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<span class="sourceLineNo">346</span>                this.subplotAreas[i] = new Rectangle2D.Double(x, y, w,<a name="line.346"></a>
<span class="sourceLineNo">347</span>                        adjustedPlotArea.getHeight());<a name="line.347"></a>
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<span class="sourceLineNo">358</span>                    this.subplotAreas[i], null);<a name="line.358"></a>
<span class="sourceLineNo">359</span>            space.ensureAtLeast(subSpace);<a name="line.359"></a>
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<span class="sourceLineNo">367</span>     * Draws the plot within the specified area on a graphics device.<a name="line.367"></a>
<span class="sourceLineNo">368</span>     *<a name="line.368"></a>
<span class="sourceLineNo">369</span>     * @param g2  the graphics device.<a name="line.369"></a>
<span class="sourceLineNo">370</span>     * @param area  the plot area (in Java2D space).<a name="line.370"></a>
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<span class="sourceLineNo">375</span>     * @param info  collects chart drawing information (&lt;code&gt;null&lt;/code&gt;<a name="line.375"></a>
<span class="sourceLineNo">376</span>     *              permitted).<a name="line.376"></a>
<span class="sourceLineNo">377</span>     */<a name="line.377"></a>
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<span class="sourceLineNo">379</span>    public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,<a name="line.379"></a>
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<span class="sourceLineNo">382</span>        // set up info collection...<a name="line.382"></a>
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<span class="sourceLineNo">386</span><a name="line.386"></a>
<span class="sourceLineNo">387</span>        // adjust the drawing area for plot insets (if any)...<a name="line.387"></a>
<span class="sourceLineNo">388</span>        RectangleInsets insets = getInsets();<a name="line.388"></a>
<span class="sourceLineNo">389</span>        insets.trim(area);<a name="line.389"></a>
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<span class="sourceLineNo">394</span><a name="line.394"></a>
<span class="sourceLineNo">395</span>        // set the width and height of non-shared axis of all sub-plots<a name="line.395"></a>
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<span class="sourceLineNo">397</span><a name="line.397"></a>
<span class="sourceLineNo">398</span>        // draw the shared axis<a name="line.398"></a>
<span class="sourceLineNo">399</span>        ValueAxis axis = getRangeAxis();<a name="line.399"></a>
<span class="sourceLineNo">400</span>        RectangleEdge edge = getRangeAxisEdge();<a name="line.400"></a>
<span class="sourceLineNo">401</span>        double cursor = RectangleEdge.coordinate(dataArea, edge);<a name="line.401"></a>
<span class="sourceLineNo">402</span>        AxisState axisState = axis.draw(g2, cursor, area, dataArea, edge, info);<a name="line.402"></a>
<span class="sourceLineNo">403</span><a name="line.403"></a>
<span class="sourceLineNo">404</span>        if (parentState == null) {<a name="line.404"></a>
<span class="sourceLineNo">405</span>            parentState = new PlotState();<a name="line.405"></a>
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<span class="sourceLineNo">407</span>        parentState.getSharedAxisStates().put(axis, axisState);<a name="line.407"></a>
<span class="sourceLineNo">408</span><a name="line.408"></a>
<span class="sourceLineNo">409</span>        // draw all the charts<a name="line.409"></a>
<span class="sourceLineNo">410</span>        for (int i = 0; i &lt; this.subplots.size(); i++) {<a name="line.410"></a>
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<span class="sourceLineNo">413</span>            if (info != null) {<a name="line.413"></a>
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<span class="sourceLineNo">417</span>            plot.draw(g2, this.subplotAreas[i], anchor, parentState,<a name="line.417"></a>
<span class="sourceLineNo">418</span>                    subplotInfo);<a name="line.418"></a>
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<span class="sourceLineNo">420</span><a name="line.420"></a>
<span class="sourceLineNo">421</span>        if (info != null) {<a name="line.421"></a>
<span class="sourceLineNo">422</span>            info.setDataArea(dataArea);<a name="line.422"></a>
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<span class="sourceLineNo">428</span>     * Returns a collection of legend items for the plot.<a name="line.428"></a>
<span class="sourceLineNo">429</span>     *<a name="line.429"></a>
<span class="sourceLineNo">430</span>     * @return The legend items.<a name="line.430"></a>
<span class="sourceLineNo">431</span>     */<a name="line.431"></a>
<span class="sourceLineNo">432</span>    @Override<a name="line.432"></a>
<span class="sourceLineNo">433</span>    public LegendItemCollection getLegendItems() {<a name="line.433"></a>
<span class="sourceLineNo">434</span>        LegendItemCollection result = getFixedLegendItems();<a name="line.434"></a>
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<span class="sourceLineNo">437</span><a name="line.437"></a>
<span class="sourceLineNo">438</span>            if (this.subplots != null) {<a name="line.438"></a>
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<span class="sourceLineNo">441</span>                    XYPlot plot = (XYPlot) iterator.next();<a name="line.441"></a>
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<span class="sourceLineNo">443</span>                    result.addAll(more);<a name="line.443"></a>
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<span class="sourceLineNo">449</span><a name="line.449"></a>
<span class="sourceLineNo">450</span>    /**<a name="line.450"></a>
<span class="sourceLineNo">451</span>     * Multiplies the range on the domain axis/axes by the specified factor.<a name="line.451"></a>
<span class="sourceLineNo">452</span>     *<a name="line.452"></a>
<span class="sourceLineNo">453</span>     * @param factor  the zoom factor.<a name="line.453"></a>
<span class="sourceLineNo">454</span>     * @param info  the plot rendering info (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.454"></a>
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<span class="sourceLineNo">456</span>     */<a name="line.456"></a>
<span class="sourceLineNo">457</span>    @Override<a name="line.457"></a>
<span class="sourceLineNo">458</span>    public void zoomDomainAxes(double factor, PlotRenderingInfo info,<a name="line.458"></a>
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<span class="sourceLineNo">462</span><a name="line.462"></a>
<span class="sourceLineNo">463</span>    /**<a name="line.463"></a>
<span class="sourceLineNo">464</span>     * Multiplies the range on the domain axis/axes by the specified factor.<a name="line.464"></a>
<span class="sourceLineNo">465</span>     *<a name="line.465"></a>
<span class="sourceLineNo">466</span>     * @param factor  the zoom factor.<a name="line.466"></a>
<span class="sourceLineNo">467</span>     * @param info  the plot rendering info (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.467"></a>
<span class="sourceLineNo">468</span>     * @param source  the source point (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.468"></a>
<span class="sourceLineNo">469</span>     * @param useAnchor  zoom about the anchor point?<a name="line.469"></a>
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<span class="sourceLineNo">471</span>    @Override<a name="line.471"></a>
<span class="sourceLineNo">472</span>    public void zoomDomainAxes(double factor, PlotRenderingInfo info,<a name="line.472"></a>
<span class="sourceLineNo">473</span>                               Point2D source, boolean useAnchor) {<a name="line.473"></a>
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<span class="sourceLineNo">476</span>        if (subplot != null) {<a name="line.476"></a>
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<span class="sourceLineNo">479</span>        else {<a name="line.479"></a>
<span class="sourceLineNo">480</span>            // if the source point doesn't fall within a subplot, we do the<a name="line.480"></a>
<span class="sourceLineNo">481</span>            // zoom on all subplots...<a name="line.481"></a>
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<span class="sourceLineNo">491</span>     * Zooms in on the domain axes.<a name="line.491"></a>
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</pre>
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